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We have 687 questions about mending 'boiler heating central problem'

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Mend Heating, Home Heating Systems

baxi 105he will not give hot water unless the heating is already on ?

the boiler will not fire up when the tap is turned on unless the boiler is already lit for the central heating... [Read more]
Mend Heating, Home Heating Systems

Vokera maxim 30 e?

I have a problem with my combo boiler. Central heating works but when I ask for demand on hot water it trips o... [Read more]
Mend Heating, Home Heating Systems

Vokera maxim 30 e?

I have a problem with my combo boiler. Central heating works but when I ask for demand on hot water it trips o... [Read more]
Mend Heating, Home Heating Systems

What does the error code "L.E."mean on an isar HE24 combi boiler?

Some times when the boiler is running on central heating,the cut out opperates and L.E.flashes.Nothing works u... [Read more]
Mend Heating, Home Heating Systems

how can i fix my cb24 boiler?

i cant get hot water without my central heating being fired up is it possible could be the flow switch. i am a... [Read more]
Mend Heating, Home Heating Systems

unvented hot water central heating problem boiler potterson ?

boiler firing ok, watter silender ok but heat not comming to rads watterpump ok ( strong ) pipes hot around th... [Read more]
Mend Heating, Home Heating Systems

Ferroli Otimax HE38C?

Boiler has hot water, will fire up on Eco, it has everything calling for central heating and shows no fault co... [Read more]
Mend Heating, Home Heating Systems

baxi 80 he combi boiler hot water fualt?

hi. my boiler hot water only works partially. the central heating is fine. i have partially traced the problem... [Read more]
Mend D.I.Y, Plumbing

Sime Super 90 MkII fails to ignite 'sometimes'?

My boiler 'sometimes' fails to ignite. I have my boiler on timer early morning / late evening and notice somet... [Read more]
Mend Heating, Home Heating Systems

Vaillant vcw-sine, no hot water or central heating when ntc wire connected?

I can only get c. heating, no hot water when the ntc sensor wire is disconnected. I have replaced the water di... [Read more]
Mend D.I.Y, Plumbing

Saunier Duval F28 E2 problem?

Hi I have a Saunier Duval Isomax F28 E2 boiler which contains a water tank that holds approx 45 litres of ... [Read more]
Mend Heating, Home Heating Systems

central heating problem?

how do you alter the water pressure on my ferroli optimax he plus 31 c boiler
Mend Heating, Home Heating Systems

central heating problem?

how do you alter the water pressure on a ferroli optimax he plus 31 c condensing combination boiler
Mend Heating, Home Heating Systems

my boiler flame goes out then reignites?

I have a potterton perfoma 28i boiler.when ever the central heating comes on or the hot tapis run, the flame i... [Read more]
Mend Heating, Home Heating Systems

Baxi 105 instant He problems?

I have the above boiler 4 years old and am looking for any advice as really hope i dont need to get a engineer... [Read more]
Mend Heating, Home Heating Systems

What is wrong with our Halsted Ace Boiler?

The central heating has been off over the summer months. I switched it on yesterday for the first time and it... [Read more]
Mend Heating, Home Heating Systems

How can I reset a Drayton SCR wireless thermostat/?

My gas boiler seems ok, but will not give central heating. I suspect the wireless thermostat controls. Have ch... [Read more]
Mend Heating, Home Heating Systems

got a problem with my worcester 24i ?

the back burner to my combi boiler does not ignight for the central heating , but it ignights for hot water th... [Read more]
Mend Heating, Home Heating Systems

Baxi boiler over pressure problem?

I've got a baxi duo-tec he33. It's only 30 months old and has developed a problem of going over pressure. If ... [Read more]
Mend Heating, Home Heating Systems

Problem with Vokera 80SP combi boiler?

My Vokera Excell 80SP has developed a fault in which I have no hot water or central heating. The pilot light i... [Read more]

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